SHEETTY ROOPA. (1998). COMMUNICATION SKIILS. NANDU PUB.
Chicago Style aipamenaSHEETTY ROOPA. COMMUNICATION SKIILS. MUMBAI: NANDU PUB, 1998.
MLA aipamenaSHEETTY ROOPA. COMMUNICATION SKIILS. NANDU PUB, 1998.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.